void GLWindowCreate(int width,int height);
void GLWindowStart(void);

void SetInitSceneCallBack(void (*InitSceneCbFunc)(void));
void SetUpdateSceneCallBack(void (*UpdateSceneCbFunc)(float time));
void SetRenderSceneCallBack(void (*RenderSceneCbFunc)(void));
void SetReshapeWindowCallBack(void (*ReshapeWindowCbFunc)(int width,int height));
void SetUpKeyboardCallBack(void  (*KeyBoardFunCbFunc)(unsigned char key,int x,int y));
